Intel Xeon E5 2689 's Advantages
Lower TDP (115W vs 175W)
Xeon w3 2525 's Advantages
Released 12 years and 5 months late
Higher specification of memory (4400 vs 1600)
Newer PCIe version (5 vs 3)
Higher base frequency (3.5GHz vs 2.6GHz)
Larger L3 cache size (22.5MB vs 20MB)
More modern manufacturing process (10nm vs 32nm)